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https://github.com/librenms/librenms.git
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affe5090f4
* Initial support for graphite * Enable graphite include * fixed typos. * Fixed port naming to graphite metric names * Added documentation for Graphite * added documentation for graphite * fixed style * replace / with _ in interface names for graphite * sets default graphite port * adds rrd-name tags to the metric, otherwise metrics get lost * add suggested storage schema for graphite * add whitespace * Updated to show some output * bad english
45 lines
1.7 KiB
PHP
45 lines
1.7 KiB
PHP
<?php
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/*
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* LibreNMS
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*
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* Copyright (c) 2017 Falk Stern <https://github.com/fstern/ >
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version. Please see LICENSE.txt at the top level of
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* the source code distribution for details.
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*/
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function graphite_update($device, $measurement, $tags, $fields)
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{
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global $graphite, $config;
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if ($graphite !== false) {
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$timestamp = time();
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$graphite_prefix = $config['graphite']['prefix'];
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// metrics will be built as prefix.hostname.measurement.field value timestamp
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// metric fields can not contain . as this is used by graphite as a field separator
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$hostname = preg_replace('/\./', '_', $device['hostname']);
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$measurement = preg_replace(array('/\./', '/\//'), '_', $measurement);
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$measurement = preg_replace('/\|/', '.', $measurement);
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$measurement_name = preg_replace('/\./', '_', $tags['rrd_name']);
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if (is_array($measurement_name)) {
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$ms_name = implode(".", $measurement_name);
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} else {
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$ms_name = $measurement_name;
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}
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// remove the port-id tags from the metric
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if (preg_match('/^port-id\d+/', $ms_name)) {
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$ms_name = "";
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}
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foreach ($fields as $k => $v) {
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$metric = implode(".", array_filter(array($graphite_prefix, $hostname, $measurement, $ms_name, $k)));
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$line = implode(" ", array($metric, $v, $timestamp));
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d_echo("Sending $line\n");
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fwrite($graphite, $line . "\n");
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}
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}
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}
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